9ae1a9a585
Summary: Handle reordering expansions with variable path length Reviewers: florijan, mislav.bradac Reviewed By: mislav.bradac Subscribers: pullbot Differential Revision: https://phabricator.memgraph.io/D579
71 lines
1.7 KiB
Markdown
71 lines
1.7 KiB
Markdown
# Change Log
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## Next version
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### Major Features and Improvements
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* Support for variable length path `MATCH`.
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* Support for `all` function in openCypher.
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* User specified transaction execution timeout.
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* Support for query parameters (except for parameters in place of property maps).
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## v0.6.0
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### Major Features and Improvements
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* AST caching.
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* Label + property index support.
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* Different logging setup & format.
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## v0.5.0
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### Major Features and Improvements
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* Use label indexes to speed up querying.
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* Generate multiple query plans and use the cost estimator to select the best.
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* Snapshots & Recovery.
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* Abandon old yaml configuration and migrate to gflags.
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* Query stripping & AST caching support.
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### Bug Fixes and Other Changes
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* Fixed race condition in MVCC. Hints exp+aborted race condition prevented.
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* Fixed conceptual bug in MVCC GC. Evaluate old records w.r.t. the oldest.
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transaction's id AND snapshot.
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* User friendly error messages thrown from the query engine.
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## Build 837
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### Bug Fixes and Other Changes
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* List indexing supported with preceeding IN (for example in query `RETURN 1 IN [[1,2]][0]`).
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## Build 825
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### Major Features and Improvements
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* RETURN *, count(*), OPTIONAL MATCH, UNWIND, DISTINCT (except DISTINCT in aggregate functions), list indexing and slicing, escaped labels, IN LIST operator, range function.
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### Bug Fixes and Other Changes
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* TCP_NODELAY -> import should be faster.
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* Clear hint bits.
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## Build 783
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### Major Features and Improvements
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* SKIP, LIMIT, ORDER BY.
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* Math functions.
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* Initial support for MERGE clause.
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### Bug Fixes and Other Changes
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* Unhandled Lock Timeout Exception.
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## Build 755
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### Major Features and Improvements
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* MATCH, CREATE, WHERE, SET, REMOVE, DELETE.
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